639331505 is an odd 9-digits composite number following 639331504
and preceding 639331506 . In scientific notation, it is written as 6.39331505 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 511374448 positive integers (up to 639331505) that are relatively prime to 639331505.
639331505 has 8 divisors, whose sum is 767333952
The reverse of 639331505 is 505133936
Previous prime number is 12263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
six hundred thirty-nine million three hundred thirty-one thousand five hundred five
Scientific notation
6.39331505 × 10^8
Engineering notation
6.39331505 × 10^6
Prime Factorization
5 × 12263 × 10427
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
639331505
Product of the distinct prime numbers
The prime factorization of 639331505 is 5 × 12263 × 10427.
Since it has a total of 3 prime factors.
6 , 3 , 53 , 3 , 529 , 178 , 3288 , 8782 , 16058 , 85791 , 442401 , 759983 , 3761497 , 7073088 , 6973011 , 95525357 , 952512657 , 683678868 , 8688053849 , 4396441036
n×2
1278663010
n×3
1917994515
n×4
2557326020
n×5
3196657525
n÷2
319665752.5
n÷3
213110501.66667
n÷3
159832876.25
n÷5
127866301
n2
408744773285565025
n3
2.6132341106554E+26
n4
1.6707228968827E+35
n5
1.068145784102E+44
2 √n
25285.005536879
3 √n
861.47372381271
4 √n
159.01259552903
5 √n
57.695935725321
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-639331504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 639331505 can be divided by 8 positive divisors.
The sum of these divisors (counting 639331505) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000110110110110010110001
3
Ternary
1122120000101221122
4
Quaternary
212012312302301
5
Quinary
2302132102010
6
Senary
143235032025
8
Octal
4606666261
10
Decimal
639331505
12
Duodecimal
15a13b615
16
Hexadecimal
261b6cb1
20
Vigesimal
9jfg8f5
36
Base36
akn3ch
md5
423b9c430f2fd6871ade4059dca3b094
sha1
a417f0b7a6e1cb8da9a998102832499d7443f50f
sha256
9c922e95b78004e9e73aa22a775ef8aaf922da6e38447913257682b82ef36f37
sha512
6c88fee880a2d4d4100735b34670dc87e40229f9e807bce292ed988cca8c2e544add4287f1c2baa9c02e396195af36228b781356ffddbd04d4e49f2fac7d5d8d
ripemd-160
3765cd8829e4b369f6421feb4fe63517170bb748
Diameter
1278663010
Circumference
4017038318.633
Area
1.2841095769472E+18
Volume
1.0946289445527E+27
Surface area
5.1364383077886E+18
Circumference
4017038318.633
Perimeter
2557326020
Area
408744773285565025
Diagonal
904151285.2234
Surface area
2452468639713390150
Volume
2.6132341106554E+26
Space diagonal
1107354649.5395
Perimeter
1917994515
Area
1.7699167866471E+17
Altitude
553677324.76974
Surface area
1.7699167866471E+17
Volume
3.0797259341208E+25
Height
301383761.74113